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Clarified the fact that the signal_changed signal isn't used by Djang…

…o itself (yet). Refs #17787.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@17597 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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commit 2ddfcfbec67e1373dd61ed1640ff6ddcdef9e3aa 1 parent ce88b57
@aaugustin aaugustin authored
Showing with 7 additions and 5 deletions.
  1. +7 −5 docs/topics/testing.txt
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12 docs/topics/testing.txt
@@ -1477,11 +1477,13 @@ decorate the class::
.. note::
- When overriding settings make sure to also handle the cases in which
- Django or your app's code uses a cache or similar feature that retains
- state even if the setting is changed. Django provides the
- :data:`django.test.signals.setting_changed` signal to connect cleanup
- and other state-resetting callbacks to.
+ When overriding settings make sure to also handle the cases in which your
+ app's code uses a cache or similar feature that retains state even if the
+ setting is changed. Django provides the
+ :data:`django.test.signals.setting_changed` signal to connect cleanup and
+ other state-resetting callbacks to. Note that this signal isn't currently
+ used by Django itself, so changing built-in settings may not yield the
+ results you expect.
Emptying the test outbox
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